111004012125 has 48 divisors (see below), whose sum is σ = 202084659504. Its totient is φ = 58615920000.

The previous prime is 111004012117. The next prime is 111004012159. The reversal of 111004012125 is 521210400111.

It can be written as a sum of positive squares in 8 ways, for example, as 468376164 + 110535635961 = 21642^2 + 332469^2 .

It is not a de Polignac number, because 111004012125 - 2³ = 111004012117 is a prime.

It is a super-3 number, since 3×111004012125³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111004012098 and 111004012107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 374842 + ... + 602091.

It is an arithmetic number, because the mean of its divisors is an integer number (4210097073).

Almost surely, 2^111004012125 is an apocalyptic number.

111004012125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111004012125 is a deficient number, since it is larger than the sum of its proper divisors (91080647379).

111004012125 is a wasteful number, since it uses less digits than its factorization.

111004012125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977055 (or 977042 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 111004012125 its reverse (521210400111), we get a palindrome (632214412236).

The spelling of 111004012125 in words is "one hundred eleven billion, four million, twelve thousand, one hundred twenty-five".